Yes it is. People who do this call it tugging. It is an exercise that stretches the remaining foreskin until it is the desired size. Although the nerves lost during circumcision will never grow back, the new foreskin is fully natural and is done without any surgery whatsoever.
No, it is not possible to regrow the human teeth but a replacement is possible.
Yes, lobsters regrow legs, claws and antennae, but can not regrow their tails.
I'm not fully certain about if its cut in two but i know if a limb is cut off it regrows, The starfish if cut in two it maybe possible both halves regrow the other half into two individual starfish.
Cartilage cannot repair itself.
some carnations are perennial and will regrow.
Buy a regrow hair gel
Yes. It can regrow another arm. But the severed arm will not regrow into another octopus.
yes the plant roots can regrow with water
Yes the branches will regrow.
No idea, try it and find out if Balayam can regrow hair.
Yes, squirrels lose their tails at a certain age, but no, they can't grow them back. Once gone, forever gone.
Example sentence - She waited patiently for her hair to regrow after the treatment.